to lay down, in writing or otherwise, as a rule or a course of action to be followed; appoint, ordain, or enjoin.

Medicine/Medical . to designate or order the use of (a medicine, remedy, treatment, etc.).

to lay down rules; direct; dictate.

Medicine/Medical . to designate remedies, treatment, etc., to be used.

Law . to claim a right or title by virtue of long use and enjoyment; make a prescriptive claim. (usually fol. by for or to ).

verb

appoint , assign , choose , command , decide , decree , define , designate , determine , dictate , direct , enjoin , establish , fix , guide , impose , lay down , ordain , order , pick out , require , rule , select , set , settle , specify , write prescriptionnotes:prescribe is to set down as a rule or guide or recommendation , while proscribe (\'writing before\') is to denounce or condemn , prohibit or forbid; tea and toast would be prescribed for an upset stomach while red-hot chili peppers would be proscribed (forbidden , labeled dangerous) , allot , authorize , control , limit , recommend